It isn't just the name of the threat that is important. Sometimes it is the actions of the file. What warning does the popup give? Is it a sonar popup or insight? Is the file on your system or is it being installed? Are there any options at the bottom of the popup screen to allow the file?
It's part of PopCap Games loader for updates and such. It's not malware, but adware. It displays ads in the loader, but it is not harmful, and it is required to play the PopCap games.